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男性，45岁，慢性刺激性干咳，乏力，进行性呼吸困难，活动后加剧5年余，体格检查，体温正常，脉搏102次／分，呼吸30次／分，轻度紫绀。X线胸片示两肺弥漫性网状结节状阴影，尤以中下肺野外侧密集，境界不清，其间可见蜂窝状小透光区体检最可能的发现是（）
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腱鞘
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采用单价合同时，最后工程结算的总价是根据（）计算确定的。
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急性硬脑膜外血肿患者中间清醒期的长短取决于（）
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As Christmas is coming, there are presents to be bought, cards to be sent, and rooms to be cleaned. Parents are ___1___ with difficult jobs of hiding presents from curious young children. If the gifts are large, this is sometimes a real ___2___. On Christmas Eve, young children find the excitement almost unbearable. They are torn between the wish to go to bed early so that Father Christmas will bring their presents quickly and the wish to stay up late so that they will not miss the fun. The wish for gifts usually proves stronger. But though children go to bed early, they often lie awake for a long time, hoping to get a short ___3___ at Father Christmas. Last Christmas, my wife and I successfully hid a few large presents in the storeroom. I ___4___ the moment when my son, Jimmy, would ask me where that new bike had come from, but ___5___ he did not see it. On Christmas Eve, it took the children hours to go to sleep. It must have been nearly ___6___ when my wife and I went quietly into their room and began filling stockings. Then I pushed in the ___7___ I bought for Jimmy and left it beside the Christmas tree. We knew we would not get much sleep that night, for the children were ___8___ to get up early. At about five o’clock the next morning, we were woken by loud sounds coming from the children’s room — they were shouting excitedly! Before I had time to get out of bed, young Jimmy came riding into the room on his new bike, and his sister, Mary, followed close behind pushing her new baby carriage. Even the baby arrived. He moved ___9___ the hands and knees into the room dragging a large balloon behind him. Suddenly it burst. That woke us up ___10___. The day had really begun with a band! ___7___内应选（）
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溺水者腹中有大量水，呼吸、心跳停止，应进行（）.
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读“等高线图”，回答下列问题。 ③④两地图上距离为3厘米，其实际水平距离是（）千米。
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康明斯发电车1FC5356发电机中的励磁机的励磁电流是由（）供给的。
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氨系统单级压缩机及双级压缩机的吸气温度应比相对应系统的蒸发温度高（）℃。
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坏大净的事项有哪些？